Conair UGH016/0500 manual Parts and Diagrams . . . . . . . . . . . .P/D-1

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TABLE OF CONTENTS

MAINTENANCE . . . . . . . . . . . . . . . . . . . .5-1

Maintenance Features . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-2 Warnings and Cautions . . . . . . . . . . . . . . . . . . . . . . . . . . .5-3 Preventative Maintenance Schedule . . . . . . . . . . . . . . . . . .5-4 Checking the Refrigerant Charge . . . . . . . . . . . . . . . . . . . .5-6 Cleaning the Evaporator or Water-cooled Condenser . . . . .5-7 Cleaning the Air-cooled Condenser . . . . . . . . . . . . . . . . . .5-8 Checking Electrical Connections . . . . . . . . . . . . . . . . . . . .5-9 Checking Reservoir Level . . . . . . . . . . . . . . . . . . . . . . . .5-10

TROUBLESHOOTING . . . . . . . . . . . . . . . .6-1

Before Beginning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-2

A Few Words of Caution . . . . . . . . . . . . . . . . . . . . . . . . . .6-2

Identifying the Cause of a Problem . . . . . . . . . . . . . . . . . .6-3

Answering an Alarm . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-4

Control Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-5

Mechanical Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . .6-7

Checking and Replacing Switches . . . . . . . . . . . . . . . . . .6-15

Replacing the Contactor . . . . . . . . . . . . . . . . . . . . . . . . . .6-16

Checking and Replacing the RTD . . . . . . . . . . . . . . . . . .6-17

Replacing the Temperature Controller (TIC) . . . . . . . . . .6-18

Replacing Overload Modules . . . . . . . . . . . . . . . . . . . . . .6-19

Replacing Fuses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-20

Removing Pump Components . . . . . . . . . . . . . . . . . . . . .5-21

Checking the Pressure Switches . . . . . . . . . . . . . . . . . . . .6-22

APPENDIX . . . . . . . . . . . . . . . . . . . . . .A-1

Customer Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-2

Maintenance Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-1

Pressure Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .C-1

Control Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .D-1

PARTS AND DIAGRAMS . . . . . . . . . . . .P/D-1

ii

Series 1 Portable Chillers, TIC Control

UGH016/0500

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Contents Portable Chillers Conair GROUP, INC Table of Contents IntroductionParts and Diagrams . . . . . . . . . . . .P/D-1 Introduction HOW Guide is Organized Purpose User GuideYour Responsibility AS a User Read this SO no ONE Gets Hurt Page Description What is Portable CHILLER? Temperature Typical ApplicationsCooling load LocationHOW IT Works WATER-COOLED Portable Chiller Process circulationHOW IT Works HOW IT Works AIR-COOLED Portable Chiller HOW IT Works AIR-COOLED Portable ChillerChiller Features Water-cooled ModelsPortable Chiller Features Air-cooled ModelsSpecifications ModelSpecifications Pump Curves Installation Unpacking the Boxes UGH016/0500 Series 1 Portable Chillers, TIC Control Grounded power source Preparing for InstallationAvailable water source Wrap threads with Mylar or Teflon tape Making Process Plumbing ConnectionsConnect the To Process valve and tubing on Filling the Chiller Attach water hose to Fill/Drain valveOpen the Fill/Drain valve and fill chiller Close the Fill/Drain valveChange the minimum operating temperature Check the coolant levelChecking Refrigerant Charge Connecting Main Power Source Connect the ground wire to grounding lugChecking Electrical Connections Close the electrical enclosure Turn on main power sourceOpen electrical enclosure Initially Starting Chiller Press the Start Chiller buttonCheck the rotation of the pump Check the compressorStopping the Chiller Operation TIC Control Features DisplayBefore Starting Check that the casters are lockedStarting Stopping Chiller Changing Settings Changing Setpoint TemperaturePress Menu button once Press the Up/Down arrowsChanging Temperature Scale Changing to Auto Tune ModeChanging Auto Tune Mode Use the Up/Down arrows to changePress Enter button Apply a load to the ChillerSetting the to Process LOW Limit Maintenance Maintenance Features UGH016/0500 Series 1 Portable Chillers, TIC Control Preventative Maintenance Schedule Checking electrical connectionsInspecting the condenser coil for debris Checking refrigerant site glassCleaning Cleaning process fluid strainerInspecting cooling water treatment system Inspecting condenserCheck the refrigerant charge through the sight glass Cleaning Evaporator or WATER-COOLED Condenser Cleaning AIR-COOLED Condenser Coil cleanerInspect the coils Use a flashlight to check between coil surfacesBe sure the main power is disconnected Disconnect and lockout power to the chiller Checking Reservoir LevelLocate the fill port on the back of the chiller Refill the reservoirTroubleshooting Before Beginning FEW Words of CautionIdentifying Cause Problem DAY TimeAnswering AN Alarm Pump Compressor Alarm Condition Description StatusPower is not reaching the chiller Control ProblemsThere is a problem with the control panel Symptom Possible cause Solution Input voltage is incorrect There is a phase lossMechanical Conditions Failed Level switchWater level in tank is low Low Faulty contactor Faulty overload modulePump Overload Overload set incorrectly. pump and compres Low supply voltageAlarm Possible cause Overload set incorrectlyClogged/dirty air-cooled Compressor discharge Valve closedFailed flow switch Pressure switch isFaulty No or low flow with aCompressor failed Contact Conair Service Leads are backwardsChecking Replacing Switches Check the switchReplace the switches as needed Slide the top of the switch housing over untilDisconnect the wiring from the contactor Reconnect the wiring and reconnect powerReplacing the Contactor Remove the contactor by snapping offChecking and Replacing Contact Conair Service for the temperature Replacing Temperature ControllerSlide the new controller in until Reconnect wires and leads Restore power to the chillerReplacing Overload Modules Rating of compressor, fan or pumpReplacing Fuses Remove and replace fusesRemove the pump assembly Inspect, clean, and replace pump partsRemoving Pump Components Open the drain/fill valveChecking Pressure Switches Locate the pressure switchDAY Time Check the connectionsCheck the continuity within the switch Make sure it corresponds to the following conditionsPage WE’RE Here to Help From outside the United States, call2SERVICE Information Warranty Information Maintenance LOG Date Maintenance ItemPage Pressure Tables Appendix C-2Control Settings Display Parameter Description Setting UnitsPage Parts & Diagrams Recommended Spare Parts Part Number DescriptionSpare Parts P/D-3 4SPARE Parts Spare Parts P/D-5 6SPARE Parts
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